How 3D printing could transform food

What if you could 3D-print food? A team at Columbia University has experimented with printing dough, meats, vegetables, sweets, made a seven-ingredient slice of cheesecake, and chicken samples that were then cooked by lasers. In this episode, researcher Jonathan Blutinger explains why 3D-printed food could transform cooking, and when listeners may be able to buy one of the printers for their home.